λ
Sigma Notebook

1,005,544

23 × 125693
Deficient Even Composite

1,005,544 is even and not a perfect square. Its factorization is 2^3 × 125693 and its 8 divisors sum to 1,885,410.

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Prime Factor Structure

Factorization String 2^3 × 125693
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 1,885,410
Proper Divisor Sum 879,866
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #1005541 ← → #1005551

Radix Representation

Decimal 1005544
Binary 11110101011111101000 (20 bits)
Octal 0o3653750
Hexadecimal 0xF57E8

Divisor Catalog (5 of 8)

1 2 4 8 125,693

Collatz Trajectory (113 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

Showing the first 5 trajectory entries; the stopping-time total above is unchanged.

1,005,544 502,772 251,386 125,693 377,080

More profiles

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